The "health card" is based on real data, which can be declared by citizens or people who have returned to work through their own online and generated after background review. The QR code can be declared once and for all as an individual enters and exits electronic certificate locally. On March 5, 2020, the draft of the Reference Architecture and Technical Guide for Epidemic Prevention Codes (hereinafter referred to as "Standards") passed the review of the expert review meeting and was formally submitted for approval.
The promulgation of this standard provides technical specifications for the development enterprises of epidemic prevention codes, and regulates and requires the functions required for personnel management, authorization management and collection point management of epidemic prevention code users. The standard covers the functions closer to real life applications such as relatives binding, and solves the problems of reporting and traveling epidemic prevention information for the elderly and children.